[Jenny Class] Chapter 1. Alphabet 1-1. The Historical Background of Hangul 1-2. The structure of syllable 1-3. Formation of Vowel, Chun-ji-in principle 1-4. Combined vowels & Korean consonants ‘ㅇ’ 1-5. Vowels Writing practice 1-6. Vowels Pronunciation practice 1-7. Principle of forming Hangul consonants, 5+14 1-8. Korean consonants ㅇ,ㅎ + Korean vowels 1-9. Korean consonants ㄴ,ㄹ,ㅁ + Korean vowels 1-10. Korean consonants ㄱ,ㅋ,ㄲ+ Korean vowels 1-11. Hangul consonants ㅂ,ㅃ,ㅍ + Hangul vowels 1-12. Korean consonants ㄷ,ㄸ,ㅌ + Korean vowels 1-13. Korean consonants ㅈ,ㅊ,ㅉ + Korean vowels 1-14. Korean consonants ㅅ,ㅆ + Korean vowels